According to the Official Charts Company, their third studio album sold over 237,000 copies this past week.
That makes it not only the fastest selling of their career but also the fastest selling of 2013. It thrashes the previous record held by Daft Punk's Random Access Memories which sold 165,000 copies during its first week back in May.
Departing X Factor judge Gary Barlow debuts at number 2 selling 116,000 copies with solo album Since I Saw You Last. Robbie Williams falls to 3, Olly Murs is at number 4 and Eminem's The Marshall Mathers LP 2 is at number 5.
Congratulations boys! We think Liam, Zayn, Harry, Louis and Niall will be rather happy about this.
X FACTOR 2013'S SAM BAILEY TURNS TO HARRY STYLES FOR SUPPORT
ZAYN MALIK'S CONTROVERSIAL GUN TATTOO CAUSES OUTRAGE
WHY IS ONE DIRECTION'S LOUIS TOMLINSON PROMOTING EXTREME WEIGHT LOSS TO TEENAGE FANS?